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efi_loader: volume name in EFI_FILE_PROTOCOL.GetInfo()

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We cannot determine the volume name in U-Boot. Instead of providing a dummy
volume name in case of EFI_FILE_SYSTEM_INFO and EFI_UNSUPPORTED in case of
EFI_FILE_SYSTEM_VOLUME_LABEL consistently return an empty string.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2019-09-08 10:32:54 +02:00
parent e692ed1d56
commit 632834ce6d
2 changed files with 16 additions and 6 deletions
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4
include/efi_api.h
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@ -1517,6 +1517,10 @@ struct efi_simple_file_system_protocol {
EFI_GUID(0x09576e93, 0x6d3f, 0x11d2, \
0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
#define EFI_FILE_SYSTEM_VOLUME_LABEL_ID \
EFI_GUID(0xdb47d7d3, 0xfe81, 0x11d3, \
0x9a, 0x35, 0x00, 0x90, 0x27, 0x3f, 0xC1, 0x4d)
#define EFI_FILE_MODE_READ 0x0000000000000001
#define EFI_FILE_MODE_WRITE 0x0000000000000002
#define EFI_FILE_MODE_CREATE 0x8000000000000000